EP Patent

EP4122919A1 — Methods for the synthesis of deuterated dextromethorphan

Assigned to Avanir Pharmaceuticals Inc · Expires 2023-01-25 · 3y expired

What this patent protects

The application describes methods for making a deuterated dextromethorphan of Formula (I), deuterated dextromethorphan produced by these methods, and pharmaceutically acceptable salts thereof.

USPTO Abstract

The application describes methods for making a deuterated dextromethorphan of Formula (I), deuterated dextromethorphan produced by these methods, and pharmaceutically acceptable salts thereof.

Drugs covered by this patent

Patent Metadata

Patent number
EP4122919A1
Jurisdiction
EP
Classification
—
Expires
2023-01-25
Drug substance claim
No
Drug product claim
No
Assignee
Avanir Pharmaceuticals Inc
Source
FDA Orange Book + USPTO grounding via Google Patents

Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

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